Harald The Awesome Librarian

en 1.8,1.9,1.10.2 /summon Villager Shops

makes EPIC trades

The command

Note: Minify the command to avoid issues :)

/summon Villager ~1 ~ ~ {
    Profession: 1,
    CustomName: "Harald",
    CustomNameVisible: 1,
    Career: 1,
    CareerLevel: 42,
    CanPickUpLoot: 0,
    PersistenceRequired: 1,
    Silent: 1,
    Invulnerable: 1,
    Attributes: [
        {
            Name: "generic.knockbackResistance",
            Base: "1f"
        },
        {
            Name: "generic.maxHealth",
            Base: 99999
        }
    ],
    Offers: {
        Recipes: [
            {
                buy: {
                    id: "writable_book",
                    Count: 1
                },
                buyB: {
                    id: "sign",
                    Count: 5
                },
                maxUses: 9,
                sell: {
                    id: "enchanted_book",
                    Count: 1
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "brewing_stand",
                    Count: 1
                },
                buyB: {
                    id: "leather_chestplate",
                    Count: 1
                },
                maxUses: 25,
                sell: {
                    id: "chainmail_chestplate",
                    Count: 1
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "written_book",
                    Count: 1
                },
                buyB: {
                    id: "enchanted_book",
                    Count: 1
                },
                maxUses: 1,
                sell: {
                    id: "skull",
                    Count: 10,
                    Damage: 3
                },
                rewardExp: false
            },
            {
                buy: {
                    id: "stone",
                    Count: 1
                },
                maxUses: 9999999,
                sell: {
                    id: "stone",
                    Count: 1
                },
                rewardExp: false
            }
        ]
    }
}

Created: Sat, 13 Aug 2016 14:29:06, Updated: Sat, 20 Aug 2016 18:58:21, Views: 4